# git rev-parse -q --verify fea43c29a33c5040a0146fc60f289c206940f5e0^{commit}
fea43c29a33c5040a0146fc60f289c206940f5e0
already have revision, skipping fetch
# git checkout -q -f -B kisskb fea43c29a33c5040a0146fc60f289c206940f5e0
# git clean -qxdf
# < git log -1
# commit fea43c29a33c5040a0146fc60f289c206940f5e0
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Fri Jul 26 16:16:43 2019 +0200
# 
#     Linux 4.19.62-rc1
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 fea43c29a33c5040a0146fc60f289c206940f5e0
# < make -s -j 48 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  x86_64_defconfig
# make -s -j 48 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
In file included from /kisskb/src/include/linux/fs.h:6,
                 from /kisskb/src/kernel/events/core.c:12:
/kisskb/src/kernel/events/core.c: In function 'perf_event_free_task':
/kisskb/src/kernel/events/core.c:11289:48: error: passing argument 1 of 'refcount_read' from incompatible pointer type [-Werror=incompatible-pointer-types]
   wait_var_event(&ctx->refcount, refcount_read(&ctx->refcount) == 1);
                                                ^~~~~~~~~~~~~~
/kisskb/src/include/linux/wait_bit.h:276:6: note: in definition of macro 'wait_var_event'
  if (condition)       \
      ^~~~~~~~~
In file included from /kisskb/src/include/linux/ipc.h:9,
                 from /kisskb/src/include/uapi/linux/sem.h:5,
                 from /kisskb/src/include/linux/sem.h:5,
                 from /kisskb/src/include/linux/sched.h:15,
                 from /kisskb/src/include/linux/ioprio.h:5,
                 from /kisskb/src/include/linux/fs.h:39,
                 from /kisskb/src/kernel/events/core.c:12:
/kisskb/src/include/linux/refcount.h:41:60: note: expected 'const refcount_t *' {aka 'const struct refcount_struct *'} but argument is of type 'atomic_t *' {aka 'struct <anonymous> *'}
 static inline unsigned int refcount_read(const refcount_t *r)
                                          ~~~~~~~~~~~~~~~~~~^
In file included from /kisskb/src/include/linux/fs.h:6,
                 from /kisskb/src/kernel/events/core.c:12:
/kisskb/src/kernel/events/core.c:11289:48: error: passing argument 1 of 'refcount_read' from incompatible pointer type [-Werror=incompatible-pointer-types]
   wait_var_event(&ctx->refcount, refcount_read(&ctx->refcount) == 1);
                                                ^~~~~~~~~~~~~~
/kisskb/src/include/linux/wait_bit.h:255:7: note: in definition of macro '___wait_var_event'
   if (condition)      \
       ^~~~~~~~~
/kisskb/src/include/linux/wait_bit.h:278:2: note: in expansion of macro '__wait_var_event'
  __wait_var_event(var, condition);    \
  ^~~~~~~~~~~~~~~~
/kisskb/src/kernel/events/core.c:11289:3: note: in expansion of macro 'wait_var_event'
   wait_var_event(&ctx->refcount, refcount_read(&ctx->refcount) == 1);
   ^~~~~~~~~~~~~~
In file included from /kisskb/src/include/linux/ipc.h:9,
                 from /kisskb/src/include/uapi/linux/sem.h:5,
                 from /kisskb/src/include/linux/sem.h:5,
                 from /kisskb/src/include/linux/sched.h:15,
                 from /kisskb/src/include/linux/ioprio.h:5,
                 from /kisskb/src/include/linux/fs.h:39,
                 from /kisskb/src/kernel/events/core.c:12:
/kisskb/src/include/linux/refcount.h:41:60: note: expected 'const refcount_t *' {aka 'const struct refcount_struct *'} but argument is of type 'atomic_t *' {aka 'struct <anonymous> *'}
 static inline unsigned int refcount_read(const refcount_t *r)
                                          ~~~~~~~~~~~~~~~~~~^
cc1: some warnings being treated as errors
make[3]: *** [/kisskb/src/scripts/Makefile.build:303: kernel/events/core.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:544: kernel/events] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1044: kernel] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:146: sub-make] Error 2
Command 'make -s -j 48 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc8
# Build took: 0:01:13.837550